Date: Mon, 19 Nov 2007 19:42:42 +0100 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-stable@freebsd.org Subject: Re: 2 x quad-core system is slower that 2 x dual core on FreeBSD Message-ID: <fhslf4$oss$1@ger.gmane.org> In-Reply-To: <4741D4D2.4090902@FreeBSD.org> References: <4741905E.8050300@chistydom.ru> <20071119140019.V80667@fledge.watson.org> <4741A3A8.4010803@chistydom.ru> <20071119152214.J80667@fledge.watson.org> <4741B648.7090002@chistydom.ru> <4741D4D2.4090902@FreeBSD.org>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigC829F72C5E4C261B65F814B0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Kris Kennaway wrote: > My guess is that you're hitting contention in the TCP send path, but I > missed the start of this conversation so I don't know what problems you= > are seeing. Here it is: http://lists.freebsd.org/pipermail/freebsd-stable/2007-November/038371.ht= ml there's some mutex profiling there. Offtopic: How to you read output from debug.mutex.prof.stats? Is cnt_lock the number of times a lock has been attempted to be acquired but it wasn't available? --------------enigC829F72C5E4C261B65F814B0 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFHQdkildnAQVacBcgRAvodAJ9rvdXydk/jz0zPwthzteAx1wwyWQCgvyQo ETAEi8nuGbc4Nb3To/biPXk= =3GdJ -----END PGP SIGNATURE----- --------------enigC829F72C5E4C261B65F814B0--
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